package com.dzj.springcloud.dao;/*
 * @date:2021/8/24 17:54
 * @author: dzj
 **/

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface StorageDao {


    //扣减库存信息
    void decrease(@Param("productId") Long productId, @Param("count") Integer count);
}
